Rnj-1

Rnj-1

8B open-weight LLMs optimized for code & STEM

6 followers

Rnj-1 is an 8B-parameter open-weight dense model family from Essential AI. rnj-1 (base) and rnj-1-instruct (instruction-tuned) deliver strong code, agentic, tool-calling, math, and science capabilities—on par with leading open-weight models.

Rnj-1 launches

Launch date
Rnj-1
Rnj-1 8B open-weight LLMs optimized for code & STEM

Launched on December 9th, 2025